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Finding the Fourth Proportional to 179.08, 268.54 and 160.04

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Solution

The fourth proportional to 179.08, 268.54 and 160.04 is: 239.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.08 : 268.54 = 160.04 : x
  2. Step 2: Convert to fraction form
    179.08/268.54 = 160.04/x
  3. Step 3: Cross multiply
    179.08x = 268.54 × 160.04
  4. Step 4: Simplify right side
    179.08x = 42,977.14
  5. Step 5: Solve for x
    x = 42,977.14/179.08
  6. Step 6: Final answer
    x = 239.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.